Editorial & technical review
- Written by ApplianceWorth Editorial Team
- Technically reviewed by Victor — appliance technician
- Last reviewed 2026-07-01
- Applies to Whirlpool washers
- Confidence medium
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
What this code means
Communication from the user interface to the appliance control was not detected.
Most likely causes
- Loose UI cable
- Power-supply problem
- Failed ACU or user interface
Safe checks for the owner
- Disconnect power for five minutes.
- Arrange service if the code returns.
Estimated U.S. repair cost
$250–$850, depending on model, access, parts availability and local labor.